Home / 667,580.40-1,001,370.60-268,282.80

Finding the Fourth Proportional to 667,580.40, 1,001,370.60 and 268,282.80

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Solution

The fourth proportional to 667,580.40, 1,001,370.60 and 268,282.80 is: 402,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,580.40 : 1,001,370.60 = 268,282.80 : x
  2. Step 2: Convert to fraction form
    667,580.40/1,001,370.60 = 268,282.80/x
  3. Step 3: Cross multiply
    667,580.40x = 1,001,370.60 × 268,282.80
  4. Step 4: Simplify right side
    667,580.40x = 268,650,508,405.68
  5. Step 5: Solve for x
    x = 268,650,508,405.68/667,580.40
  6. Step 6: Final answer
    x = 402,424.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.